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Vishay Milwaukee

Revision: 04-Mar-16

2

Document Number: 31863

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

RESISTOR CHARACTERISTICS

Power rating

W

400 to 1600

Resistance range



0.053 to 5.44

Resistance tolerance

%

10

TCR

ppm/°C

± 400, ± 180, ± 130, ± 20 (varies by wattage and resistance)

Operating temperature

°C

-55 to +350

Temperature rise

°C

375 above an ambient of 40 °C

Maximum altitude

f.a.s.l. (m.a.s.l.)

derate above 4921 f.a.s.l. (1500 m.a.s.l.)

Short-term overload (surge)

10 x rated power for 5 s

Surge windings

n/a

Maximum working voltage

Insulation resistance



1M

Dielectric voltage

2500 for 6 s

Creepage

inch (mm)

0.50 (12.7) typical

Terminal sleeves

n/a

Inductance

μH

n/a

Non-inductive winding

n/a

Terminal strength

lb

n/a

Electrical or mechanical customization

DERATING

MATERIAL SPECIFICATIONS

Element

stainless steel, copper-nickel, nickel-chrome

Core

electrical porcelain

Coating

none

Standard terminals

stainless steel

Part marking

part number, value, date code, MRC

Terminal hardware

cold rolled steel and zinc (hex free, trivalent clear) coating

0

AMBIENT TEMPERATURE IN °C

40

120

0

100

80

60

40

20

50

100

150

200

250

300

350

400